load("test-common.js");

try {
  (function () {
    assert(!isStrictMode());
  })();

  (function () {
    "use strict";
    assert(isStrictMode());
  })();

  (function () {
    "use strict";
    assert(isStrictMode());
  })();

  (function () {
    `use strict`;
    assert(!isStrictMode());
  })();

  (function () {
    ("use strict");
    assert(!isStrictMode());
  })();

  (function () {
    ("use strict");
    assert(!isStrictMode());
  })();

  (function () {
    "use strict";
    (function () {
      assert(isStrictMode());
    })();
  })();

  (function () {
    assert(!isStrictMode());
    (function () {
      "use strict";
      assert(isStrictMode());
    })();
    assert(!isStrictMode());
  })();

  console.log("PASS");
} catch (e) {
  console.log("FAIL: " + e);
}